Required
Open project Cloth Config API (Fabric/Forge/NeoForge)
Matched file: [NeoForge 1.21] v15.0.140
Ready to install?
Spectrum 1.12.3-1.21.1-neo
Check the game version, loader and dependencies below, then grab this exact release.
CurseForge release
spectrum-1.12.3-1.21.1-neo.jar
1.12.3-1.21.1-neo
- Game
- 1.21.1
- Loader
- NeoForge
- Published
- 16 Aug 2026
- Channel
- release
- File size
- 87 MB
SHA-1f6f54cd618dec4f747e4baa2be6ab27efef451a3
Where this file goes
Client, server, or both?
Client Source doesn’t say
Dedicated server Source doesn’t say
The source does not explicitly classify this release as client-only or server-only.
Dependencies for this release
What else does it need?
Required
Open project Trinkets (Fabric)
No matching file found for this setup.
Required
Open project Modonomicon
Matched file: modonomicon-1.21.1-neoforge-1.120.4.jar
Required
Open project Revelationary
Matched file: 1.5.2+1.21.1-neoforge
Required
Open project Curios API
Matched file: curios-neoforge-9.5.1+1.21.1.jar
Required
Open project Fabric API
No matching file found for this setup.
3 optional, embedded or incompatible relationships
- Just Enough Items (JEI) optional
- MezzConfigGUI optional
- MezzConfig optional